rationlise root 7-3
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Answer:
hope this will help
Step-by-step explanation:
(3+√7)/(3-√7)
=[(3+√7)(3+√7)]/[(3-√7)(3+√7)]
= (3+√7)²/[3²-(√7)²]
= [3²+(√7)²+2×3×√7]/[9-7]
= ( 9+7+6√7)/2
= (16+6√7)/2
= [2(8+3√7)]/2
= 8+√3
••••
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